Home / 49,441.75-74,175.21-14,381.39

Finding the Fourth Proportional to 49,441.75, 74,175.21 and 14,381.39

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Solution

The fourth proportional to 49,441.75, 74,175.21 and 14,381.39 is: 21,575.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,441.75 : 74,175.21 = 14,381.39 : x
  2. Step 2: Convert to fraction form
    49,441.75/74,175.21 = 14,381.39/x
  3. Step 3: Cross multiply
    49,441.75x = 74,175.21 × 14,381.39
  4. Step 4: Simplify right side
    49,441.75x = 1,066,742,808.78
  5. Step 5: Solve for x
    x = 1,066,742,808.78/49,441.75
  6. Step 6: Final answer
    x = 21,575.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.